I installed 2 new fuel pumps but gas still fills into front tank if i am using the rear.if I use the front tank it does fine somebody please help

Asked by Aug 02, 2014 at 07:12 AM about the 1990 Ford F-150 STD Cab LB

Question type: Maintenance & Repair

Rear tank emptying into front in just a few minutes runs fine on front
tank

2 Answers

20,105

its the selector valve that switches between tanks

1 of 1 people found this helpful.

I don't think this one has that valve.the switch on the dash turns on each pump and gauge.there is nothing in the fuel line to the fuel rail. Could it be the regulator?

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